HAILSTONES, T. J. (1985). Contemporary Economic Problems And Issues Thomas J. Hailstones And Frank V. Mastrianna. South-Western Publishing Compa.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)HAILSTONES, Thomas J. Contemporary Economic Problems And Issues Thomas J. Hailstones And Frank V. Mastrianna. South-Western Publishing Compa, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)HAILSTONES, Thomas J. Contemporary Economic Problems And Issues Thomas J. Hailstones And Frank V. Mastrianna. South-Western Publishing Compa, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.